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Poco C81x vs Vivo Y91 comparison

 Compare Poco C81x
Poco C81x
Compare Vivo Y91
Vivo Y91
key specs
Display6.88-inch6.22-inch
ProcessorUnisoc T7250MediaTek Helio P22
Front Camera8-megapixel8-megapixel
Rear Camera13-megapixel13-megapixel + 2-megapixel
RAM3GB2GB
Storage64GB32MB
Battery Capacity5200mAh4030mAh
OSAndroid 15Android 8.1
Resolution720x1640 pixels720x1520 pixels
general
BrandPocoVivo
ModelC81xY91
Release dateApril 23, 2026January 1, 2019
AI EnabledYes-
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)171.79 x 77.80 x 8.26155.11 x 75.09 x 8.28
Weight (g)193.00163.50
IP ratingIP52-
Battery capacity (mAh)52004030
Removable batteryNo-
Fast charging15W Fast Charging-
Wireless chargingNo-
ColoursElite Black, Ice BlueStarry Black, Ocean Blue
display
Refresh Rate120 Hz-
Resolution StandardHD+-
Screen size (inches)6.886.22
TouchscreenYesYes
Resolution720x1640 pixels720x1520 pixels
hardware
Processor1.8GHz MHz octa-coreocta-core
Processor makeUnisoc T7250MediaTek Helio P22 (MT6762R)
RAM3GB2GB
Internal storage64GB32MB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)2048256
Dedicated microSD slot-Yes
camera
Rear camera13-megapixel13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)
No. of Rear Cameras1-
Rear autofocusYes-
Rear flashYesLED
Front camera8-megapixel8-megapixel (f/f/1.8)
No. of Front Cameras1-
Pop-Up CameraNo-
Front flash-No
software
Operating systemAndroid 15Android 8.1
Skin-Funtouch OS 4.5
connectivity
Wi-FiYesYes
GPSYes-
BluetoothYes, v 5.20Yes, v 5.00
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs22
Active 4G on both SIM cardsYesYes
NFC-No
Micro-USB-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Face unlock-Yes
Gyroscope-Yes
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